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Finding the Fourth Proportional to 234,804.80, 324,030.88 and 127,375.04

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Solution

The fourth proportional to 234,804.80, 324,030.88 and 127,375.04 is: 175,777.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,804.80 : 324,030.88 = 127,375.04 : x
  2. Step 2: Convert to fraction form
    234,804.80/324,030.88 = 127,375.04/x
  3. Step 3: Cross multiply
    234,804.80x = 324,030.88 × 127,375.04
  4. Step 4: Simplify right side
    234,804.80x = 41,273,446,301.24
  5. Step 5: Solve for x
    x = 41,273,446,301.24/234,804.80
  6. Step 6: Final answer
    x = 175,777.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.